Joe does a weekly exercise program consisting of cardiovascular work and weight training. Each week, he exercises for at least 8 hours. He spends at most 11 hours doing cardiovascular work. He spends at most 6 hours on wweight training. Let x denote the time in hours) that loe spends doing cardiovascular work. Let
y denote the time in hours) that he spends on weight training. Shade the region corresponding to all values of x and y that satisfy these requirements,